TechFi (Page 3)

Trava.Finance Monthly Report: May 2022

The TRAVA Protocol closed month May of 2022 with $1,119,103.93 of liquidity: 40.05% utilization; there are some tokens, especially stable coins keeping the utilization rate over 60% most of the time$23,402.73 liquidated; it took 3% of TVL1,457,871 TRAVA was claimed by

Data Analysis

API3 - First-Party Oracle Solution for Oracle Problem

API3 is a secure and cost-efficient API solution that enables smart contracts on blockchain to interact with reliable real-time real-world data. The solution API3 introduces is Decentralized API (or dAPI for short) - a network of first-party oracles that provide traditional API services in a decentralized and blockchain-native manner. So,

Front-end

Micro Frontend: Current Trending Front-end Development Process

Problems with current frontend development processesFront-end MonolithPrevious traditional development processes. Source: Mobillegends.netThe software development process has evolved through 3 main models: The Monolith: A single team is responsible for all development. The most typical is the MVC pattern, server-side renderingFront & Back: There is a clear division between the

DeFi

The Weekly Comparison Report between AAVE and GEIST Protocols

It was such a crazy week in the crypto world. The fall of Terra Luna caused the crash of the token market. As a result, Defi lending apps are not out of the chaos. Let's read our weekly report of GEIST and AAVE to see their reaction to the market.

Security

What is Reentrancy Attack and How to Prevent it?

Ethereum smart contracts are programs deployed as decentralized applications running on the blockchain network. The smart contract is the foundation for many applications such as cryptocurrency, gaming, banking, e-commerce, etc. However, the evolution of smart contracts also comes with security vulnerability and exploit methods. One of the most common exploit

NFT

Introduction to Flow blockchain

Flow is a fast, high-performance, and scalable layer-1 blockchain explicitly designed for the new generation of crypto games, Dapps, and digital assets. Launched by Dapper Labs – the team behind CryptoKitties and NBA Top Shots, Flow aims to serve billions of users with fast, low-cost transactions and a good user experience

A picture that depicts the lighting and the text "Flash loan."

DeFi

Flash loan - promising feature or a rising thread

The evolution of blockchain brought about the birth of decentralized finance (DeFi). The system aims to create a permissionless, decentralized, and transparent financial ecosystem built on blockchain. Every day, systems like Bitcoin are used to transfer a massive amount of value all around the globe. The new wave of DeFi

A picture that describes a boy wearing an astronaut hat with a thief depicting the exploit of the Akutars

Security

Dig deep into the Exploits of the Akutars

The contract that had vulnerabilities was deployed at 0xf42c318dbfbaab0eee040279c6a2588fa01a961d on Ethereum. Introduction to Akutars Akutars is an "avatar" NFT project consisting of 15,000 NFTs depicting a black boy wearing an astronaut hat, with many variations in costume, color, and background. That is the idea of Micah Johnson, a former

Data Analysis

Monthly Report: Geist Finance

Geist Finance is a decentralized, non-custodial liquidity market protocol operating on the Fantom Opera blockchain. This report includes critical information, consisting of transaction value, liquidation status, and the number of users participating in this protocol. By this writing, we provide you with basic information about Geist which hopefully helps you

Web3

How to Create and Use Subgraphs in a Project?

Subgraphs are data-querying APIs in the Graph ecosystem. A subgraph includes various types of information such as the data source, which blocks for indexing, which events to notice, how the data will be retrieved, or the schema that data should be stored. Indexing nodes only need to follow instructions in

Bitcoin and Ethereum

What is Ethereum Virtual Machine and How it works

In this article, we will learn about EVM, short for Ethereum Virtual Machine, about which you must have heard if you’ve ever developed a smart contract on the Ethereum blockchain network. Virtual machines are the level of abstraction between the executing code and the executing machine. This layer is

Private blockchain with a key symbol vs. Public blockchain

DeFi

Private blockchain vs. Public blockchain

The fulcrum of the "new internet" is blockchain technology. At the most basic level, each 'block' is a database component that stores data. There are two sorts of blockchain: public and private. While public blockchains are decentralized peer-to-peer networks, the ledger in private blockchains is governed by a centralized authority:

DeFi

ERC-4626: DeFi’s Newest Money Lego

ERC-4626 is a recently proposed Ethereum token standard, developed by Joey Santoro - Founder of Fei Protocol, that might solve a problem that exists in decentralized finance (DeFi): complexities in the design of money-printing tokens. What is ERC-4626?ERC stands for "Ethereum Request for Comment", which are application-level standards for

The symbol of Decentralized Autonomous Organization with a computer and a key

DeFi

Lines of code worth 60 million dollars in The DAO

What is The DAO?DAO (Decentralized Autonomous Organization) is an open-source project launched in April 2016 and aims to create a new business model for commercial and non-profit enterprises. The DAO works on the proposal of users who hold DAO tokens. They can stake Ether to receive DAO tokens and

Security

Certora Prover - Ensuring Smart Contract Security

About Certora ProverCertora has been the only team that offers Prover Technology for verifying security rules, which includes the following properties: Minimal false alarms: Certora Prover ensures that the reported errors are realFormal correctness guarantees: Certora Prover makes sure that there are no missed alarms for proven rulesFully automatic: Users